<%@ page contentType="text/html;charset=UTF-8" language="java" isELIgnored="false" pageEncoding="UTF-8" %>
<%@ taglib prefix="c" uri="http://java.sun.com/jstl/core_rt" %>
<%@ taglib prefix="fmt" uri="http://java.sun.com/jstl/fmt_rt" %>

<html>
<head>
    <title>登录页</title>
    <%--echart线图、柱状图、饼图等各种图型库 cdn--%>
    <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/echarts/5.4.3/echarts.min.js"></script>
    <%--jquery cdn--%>
    <script type="text/javascript" src="https://cdn.bootcdn.net/ajax/libs/jquery/3.6.1/jquery.js"></script>
</head>
<body>
${error}
<form action="/add.do" method="post" enctype="multipart/form-data">
    名称 <input name="name"><br>
    省份 <select name="provinceId"  onchange="getCity()">
    <option value="">请选择</option>
    <c:forEach items="${provinceList}" var="p">
        <option value="${p.id}">${p.name}</option>
    </c:forEach>
</select><br>
    城市<select name="cityId">
    <option value="">请选择</option>
</select><br>
    区 <input name="qu"><br>
    地址 <input name="address"><br>

    上传图片 <input type="file" name="picFile"><br>


    <input type="submit" value="添加">



</form>

<script>


    function getCity() {
        let provinceId = $('[name=provinceId]').val();

        $.ajax({
            url:'/getCity.do?provinceId=' + provinceId,
            success:function (data) {
                console.log(data)

                $('[name=cityId]').empty();

                $('[name=cityId]').append(
                    '<option value="">请选择</option>'
                )
                for (let i = 0; i < data.length; i++) {
                    let id = data[i].id;
                    let name = data[i].name;

                    $('[name=cityId]').append(
                        '<option value='+id+'>'+name+'</option>'
                    )
                }

            }

        })


    }


</script>
</body>
</html>